//
//  MainTabBar.swift
//  Weibo
//
//  Created by 冯童童 on 16/1/11.
//  Copyright © 2016年 冯童童. All rights reserved.
//

import UIKit

class MainTabBar: UITabBar {

    
    override init(frame: CGRect) {
        super.init(frame: frame)
        
        addSubview(plusBtn)
        
        
    }

    required init?(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }
    
    override func layoutSubviews() {
        
        super.layoutSubviews()
        
        let w = self.bounds.width / 5
        let h = self.bounds.height
        let rect = CGRect(x: 0, y: 0, width: w, height: h)
        var index : CGFloat = 0
        
        for subView in subviews {
            
            if subView.isKindOfClass(NSClassFromString("UITabBarButton")!){
                
                subView.frame = CGRectOffset(rect, w * index, 0)
                
                if index == 1 {
                    index++
                }
                
                index++
            }
        }
   
        plusBtn.frame = CGRectOffset(rect, 2 * w, 0)
        
    }

    
    lazy var plusBtn : UIButton = UIButton(imageName: "tabbar_compose_icon_add", backImageName: "tabbar_compose_button")
     
    
//    {
//       
//        let btn = UIButton()
//        btn.setBackgroundImage(UIImage(named: "tabbar_compose_button"), forState: .Normal)
//        btn.setBackgroundImage(UIImage(named: "tabbar_compose_button_highlighted"), forState: .Highlighted)
//
//        btn.setImage(UIImage(named: "tabbar_compose_icon_add"), forState: .Normal)
//        btn.setImage(UIImage(named: "tabbar_compose_icon_add_highlighted"), forState: .Highlighted)
//
//        btn.sizeToFit()
//        
//        return btn
//    }()
    
    
}
